You find yourself wondering what that cologne is covering up.

<img src="https://media.glamour.com/photos/5696760893ef4b0952110cbf/master/pass/sex-love-life-2012-01-0111-02-man-at-bar_li.jpg" alt="He won't even shake the tambourine at karaoke."/>

He won't even shake the tambourine at karaoke.

<img src="https://media.glamour.com/photos/5696760993ef4b0952110cc3/master/pass/sex-love-life-2012-01-0111-03-couple-bed-condom_li.jpg" alt="When you ask him if he has condoms, he answers, "Why?""/>

When you ask him if he has condoms, he answers, "Why?"

(c) Stockbyte

<img src="https://media.glamour.com/photos/5696760a16d0dc3747f060d9/master/pass/sex-love-life-2012-01-0111-04-martinis_li.jpg" alt="He consumes any number of martinis greater than two."/>

He consumes any number of martinis greater than two.

(c) Ryan McVay

<img src="https://media.glamour.com/photos/5696760b93ef4b0952110ccb/master/pass/sex-love-life-2012-01-0111-06-couple-by-river_li.jpg" alt="He can't touch you and look you in the eye at the same time."/>

You can't imagine he'd ever let that Pauly D hair get messy!

Photo: Getty Images

<img src="https://media.glamour.com/photos/5696760c93ef4b0952110ccf/master/pass/sex-love-life-2012-01-0111-07-man-walk-door_li.jpg" alt="He always insists on going first. In line, though the door and you know where else."/>

He always insists on going first. In line, though the door and you know where else.

Too. Much. Tongue.

<img src="https://media.glamour.com/photos/5696760deaefd309768e09e4/master/pass/sex-love-life-2012-01-0111-09-man-dance-bad_li.jpg" alt="Not only can't he fast dance, he can't slow dance. Not even a rhythmic sway!"/>

Not only can't he fast dance, he can't slow dance. Not even a rhythmic sway!

<img src="https://media.glamour.com/photos/5696760eeaefd309768e09e8/master/pass/sex-love-life-2012-01-0111-10-young-man-cape_li.jpg" alt="And the total giveaway: He can't stop telling you how good he is in bed."/>

And the total giveaway: He can't stop telling you how good he is in bed.